div {
  border: solid;
  box-sizing: border-box;
}

.container {
  width: 100%;
  display: flex;
  justify-content: center;
}
.container .nav-panel {
  display: flex;
  height: 460px;
  width: 1190px;
  position: relative;
}
.container .nav-panel .left {
  flex: 0 0 200px;
}
.container .nav-panel .left .menus > li:hover .submenus {
  display: block;
}
.container .nav-panel .left .menus > li a:not(:last-child)::after {
  content: "/";
}
.container .nav-panel .left .menus > li .submenus {
  position: absolute;
  top: 0;
  right: 0;
  left: 200px;
  bottom: 0;
  display: none;
}
.container .nav-panel .center {
  flex: 1 0 auto;
}
.container .nav-panel .right {
  flex: 0 0 380px;
}/*# sourceMappingURL=main.css.map */